Why are descomposers important in a food chain

Which of the following statements about c4 carbon fixation is not true? a c4 carbon fixation is an adaptation for plants exposed to high light intensityb. c4 carbon fixation occurs in more plants than c3 carbon fixation.c c4 carbon fixation is more common in areas of high temperatures than c3 carbon fixation.d. c4 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf.

Dna replication or repair occurs in a cell in all of thw following situations except when

In which of the following relationships is one organism always benefited while the other organism is always harmed